<template>
    <div class="app-container">
        <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
            <el-form-item label="商品名称" prop="goodName">
                <el-input
                    v-model="queryParams.goodName"
                    placeholder="请输入商品名称"
                    clearable
                    @keyup.enter.native="handleQuery"
                ></el-input>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery"></el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
            </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
                <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd">新增</el-button>
                <el-button type="success" plain icon="el-icon-edit" size="mini" :diasable="single" @click="handleUpdate">修改</el-button>
            </el-col>
        </el-row>

        <el-table v-loading="loading" :data="goodList" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55" align="center"></el-table-column>
            <el-table-column label="商品名称" align="center" prop="goodName"></el-table-column>
            <el-table-column label="商品编号" align="center" prop="goodNo"></el-table-column>
            
            <el-table-column label="是否显示" align="center" prop="isShow">
                <template slot-scope="scope">
                    <dict-tag :options="dict.type.sys_yes_no" :value="scope.row.isShow"></dict-tag>
                </template>
            </el-table-column>
            <el-table-column label="价格" align="center" prop="price"></el-table-column>
            <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
                <template slot-scope="scope">
                    <el-button
                        size="mini"
                        type="text"
                        icon="el-icon-edit"
                        @click="handleUpdate(scope.row)"
                       
                    >修改</el-button>
                    <el-button
                    size="mini"
                    type="text"
                    icon="el-icon-delete"
                    @click="handleDelete(scope.row)"
                   
                    >删除</el-button>
                </template>
            </el-table-column>
        </el-table>

        <pagination
            v-show="total>0"
            :total="total"
            :page.sync="queryParams.pageNum"
            :limit.sync="queryParams.pageSize"
            @pagination="getList"
        />

        <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="80px">
                <el-form-item label="商品名称" prop="goodName">
                    <el-input v-model="form.goodName" placeholder="请输入商品名称"></el-input>
                </el-form-item>
                <el-form-item label="商品编号" prop="goodNo">
                    <el-input v-model="form.goodNo" placeholder="请输入商品编号"></el-input>
                </el-form-item>
                <el-form-item label="价格" prop="price">
                    <el-input v-model="form.price" type="number" placeholder="价格"></el-input>
                </el-form-item>
                <el-form-item label="是否展示" prop="isShow">
                    <el-select v-model="form.isShow" >
                        <el-option
                        v-for="item in dict.type.sys_yes_no"
                        :key="item.value"
                        :label="item.label"
                        :value="item.value"
                        >
                            
                        </el-option>
                    </el-select>
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm">确定</el-button>
                <el-button @click="cancel">取消</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
import { listGood,addGood,getGoodById,updateGood} from '@/api/good/good.js';

export default{
    name:"LhGood",
    dicts:['sys_yes_no'],
    data(){
        return {
            //遮罩层
            loading: true,
            //选中数组
            ids:[],
            //非单个禁用
            single:true,
            //非多个禁用
            multiple:true,
            //显示搜索条件
            showSearch:true,
            //总条数
            total:0,
            //商品表格数据
            goodList:[],
            //弹出层标题
            title:"",
            //是否显示弹出层
            open:false,
            //查询参数
            queryParams:{
                pageNum:1,
                pageSize:10,
                goodName: undefined,
                goodNo: undefined
            },
            //表单参数
            form:{},
            //表单校验规则
            rules:{
                goodName:[
                    {required:true,message:"商品名称不能为空",trigger:"blur"}
                ],
                goodNo:[
                    {required:true,message:"商品编号不能为空",trigger:"blur"}
                ],
                price:[
                    {required:"true",message:"商品价格不能为空",trigger:"blur"}
                ]
            },
        };
    },

    created(){
        this.getList();
    },

    methods:{
        /**查询商品列表*/
        getList(){
            this.loading=true;
            listGood(this.queryParams).then(response=>{
                this.goodList=response.rows;
                this.total=response.total;
                this.loading=false;
            })
        },

        handleQuery(){
           this.queryParams.pageNum=1;
           this.getList(); 
        }, 
        handleSelectionChange(selection){
            this.ids=selection.map(item=>item.id);
            this.single=selection.length!=1;
            this.multiple=!selection.length;
        },
        handleAdd(){
            this.reset();
            this.open=true;
            this.title="添加商品信息";
        },
        handleUpdate(row){
            this.reset();
            const id=row.id || this.ids;
            getGoodById(id).then(response=>{
                this.form=response.data;
                this.open=true;
                this.title="修改商品信息";
            });

        },
        resetQuery(){
            this.resetForm("queryForm");
            this.handleQuery();
        },
        cancel(){
            this.open=false;
            this.reset();
        },
        reset(){
            this.form={
                id:undefined,
                goodName:undefined,
                goodNo:undefined,
                price:undefined,
                isShow:undefined
            };
            this.resetForm("form");
        },

        submitForm(){
            this.$refs["form"].validate(valid=>{
                if(valid){
                    if(this.form.id!=undefined){
                        updateGood(this.form).then(reponse=>{
                            this.$modal.msgSuccess("修改商品成功");
                            this.open=false;
                            this.getList();
                        });
                    }else{
                        addGood(this.form).then(response=>{
                            this.$modal.msgSuccess("新增商品成功");
                            this.open=false;
                            this.getList();
                        });
                    }
                }
            })
        }

    }
}

</script>